From 6b86ae8c012e5e104979429f6d8cc509dc8b939d Mon Sep 17 00:00:00 2001
From: mrfaptastic <12006953+mrfaptastic@users.noreply.github.com>
Date: Mon, 20 Feb 2023 18:42:02 +1000
Subject: [PATCH] Update esp32_i2s_parallel_dma.c

---
 esp32_i2s_parallel_dma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/esp32_i2s_parallel_dma.c b/esp32_i2s_parallel_dma.c
index 82eebe6..525795e 100644
--- a/esp32_i2s_parallel_dma.c
+++ b/esp32_i2s_parallel_dma.c
@@ -41,8 +41,8 @@ void setShiftCompleteCallback(callback f) {
     shiftCompleteCallback = f;
 }
 
-volatile int  previousBufferOutputLoopCount = 0;
-volatile bool previousBufferFree      = true;
+volatile int DRAM_ATTR  previousBufferOutputLoopCount = 0;
+volatile bool DRAM_ATTR  previousBufferFree      = true;
 
 static void IRAM_ATTR irq_hndlr(void* arg) { // if we use I2S1 (default)